| APA | HIUG. (2012, February 16). In Acronym Geek. Retrieved 05:54, February 16, 2012, from http://www.acronymgeek.com/HIUG |
| MLA | "HIUG." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/HIUG>. |
| MHRA | 'HIUG', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/HIUG> [accessed 16 February 2012] |
| Chicago | "HIUG", http://www.acronymgeek.com/HIUG (accessed February 16, 2012). |
| CBE/CSE | HIUG [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/HIUG. |
| Bluebook | HIUG, http://www.acronymgeek.com/HIUG (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HIUG, http://www.acronymgeek.com/HIUG (optional description here) (as of Feb. 16, 2012, 05:54). |
| AMA | HIUG. Acronym Geek. February 16, 2012, 05:54. Available at: http://www.acronymgeek.com/HIUG. Accessed February 16, 2012, 05:54. |